/*
function fn(){
}
var fn =  function(){
		console.log("ok")
	}
fn()

*/
var n=0
var fn = function(a,b){
	for (c=1,d=0;c<=a ;c++ )
	{
		c=c+d
			d=c
	}
		console.log(c)
			for (e=1,f=0;e<=b ;e++ )
	{
		e=e+f
			f=e
	}
				console.log(e)
	return d+f
}
	console.log(fn(3,4))